include/wx/os2/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        app.h
   3 // Purpose:     wxApp class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_APP_H_
  13 #define _WX_APP_H_
  14
  15 #include "wx/event.h"
  16 #include "wx/icon.h"
  17
  18 class WXDLLEXPORT wxFrame;
  19 class WXDLLEXPORT wxWindow;
  20 class WXDLLEXPORT wxApp ;
  21 class WXDLLEXPORT wxKeyEvent;
  22 class WXDLLEXPORT wxLog;
  23
  24 WXDLLEXPORT_DATA(extern wxApp*) wxTheApp;
  25
  26 // Force an exit from main loop
  27 void WXDLLEXPORT wxExit();
  28
  29 // Yield to other apps/messages
  30 bool WXDLLEXPORT wxYield();
  31
  32 // Represents the application. Derive OnInit and declare
  33 // a new App object to start application
  34 class WXDLLEXPORT wxApp : public wxAppBase
  35 {
  36     DECLARE_DYNAMIC_CLASS(wxApp)
  37
  38 public:
  39     wxApp();
  40     virtual ~wxApp();
  41
  42     // override base class (pure) virtuals
  43     virtual int MainLoop();
  44     virtual void ExitMainLoop();
  45     virtual bool Initialized();
  46     virtual bool Pending() ;
  47     virtual void Dispatch() ;
  48
  49     virtual wxIcon GetStdIcon(int which) const;
  50
  51     virtual void SetPrintMode(int mode) { m_printMode = mode; }
  52     virtual int GetPrintMode() const { return m_printMode; }
  53
  54     // implementation only
  55     void OnIdle(wxIdleEvent& event);
  56     void OnEndSession(wxCloseEvent& event);
  57     void OnQueryEndSession(wxCloseEvent& event);
  58
  59     // Send idle event to all top-level windows.
  60     // Returns TRUE if more idle time is requested.
  61     bool SendIdleEvents();
  62
  63     // Send idle event to window and all subwindows
  64     // Returns TRUE if more idle time is requested.
  65     bool SendIdleEvents(wxWindow* win);
  66
  67     void SetAuto3D(bool flag) { m_auto3D = flag; }
  68     bool GetAuto3D() const { return m_auto3D; }
  69
  70 protected:
  71     bool              m_showOnInit;
  72     int               m_printMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
  73     bool              m_auto3D ;   // Always use 3D controls, except where overriden
  74
  75     /* Windows-specific wxApp definitions */
  76
  77 public:
  78
  79     // Implementation
  80     static bool Initialize();
  81     static void CleanUp();
  82
  83     static bool RegisterWindowClasses();
  84     // Convert Windows to argc, argv style
  85     void ConvertToStandardCommandArgs(char* p);
  86     virtual bool DoMessage();
  87     virtual bool ProcessMessage(WXMSG* pMsg);
  88     void DeletePendingObjects();
  89     bool ProcessIdle();
  90 #if wxUSE_THREADS
  91     void ProcessPendingEvents();
  92 #endif
  93     int GetComCtl32Version() const;
  94
  95 public:
  96     int               m_nCmdShow;
  97
  98 protected:
  99     bool              m_keepGoing ;
 100
 101     DECLARE_EVENT_TABLE()
 102 };
 103
 104 #endif
 105     // _WX_APP_H_
 106